Search results
Results from the WOW.Com Content Network
The strength of the prism is increased until the streak of the light passes through the centre of the prism, as the strength of the prism indicates the amount of deviation present. The Maddox rod is a handheld instrument composed of red parallel plano convex cylinder lens , which refracts light rays so that a point source of light is seen as a ...
In 1946, Hawk produced one of the first all-plastic model kits, the Curtiss R3C-1 racer. [8] Four additional kits (all classic 1930s racers) were added in 1948; the Gee Bee, Howard Ike, Laird Solution and Supermarine S6B. These early kits were molded in acetate plastic, but from 1949 Hawk employed polystyrene in its injection-molding process. [9]
Maddox wing. The Maddox Wing is an instrument utilized by ophthalmologists, orthoptists and optometrists in the measurement of strabismus (misalignment of the eyes; commonly referred to as a squint or lazy eye by the lay person). It is a quantitative and subjective method of measuring the size of a strabismic deviation by dissociation of the ...
Frog (models) Frog was a well-known British brand of flying model aircraft and scale model construction kits from the 1930s to the 1970s. The company's first model, an Interceptor Mk. 4, was launched in 1932, followed in 1936 by a range of 1:72 scale model aircraft kits made from cellulose acetate, which were the world's first. Polystyrene ...
You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.
A built 1979 Cadillac kit. This model was also offered as a dealer promo, the last ever designed by Jo-Han. Jo-Han was a manufacturer of plastic scale promotional model cars and kits originally based in Detroit. The company was founded in 1947 by tool and die maker John Hanley a year before West Gallogly's competing company AMT was formed and ...
In 1961, it started to produce plastic model kits, and the company name was changed to "Fujimi Mokei Co., Ltd.". In the 1960s, it released 1/70 and 1/50 scale airplanes, 1/550 scale warships, 1/44 scale tanks, and historical structures in various scales. In 1970, Fujimi started producing airplane models in 1/72 and 1/48 scales.
The first aircraft kit was released in 1953, a model of the Supermarine Spitfire Mk I, [4] followed by the Spitfire Mk IX in 1958, in 1 ⁄ 72 scale, developed by James Hay Stevens. [5] This was a scaled-down copy of the Aurora 1 ⁄ 48 Supermarine Spitfire kit, although it is unknown if this kit was produced with authorization from Aurora. [ 6 ]